Home / 109,976,138.10-164,964,207.15-108,275,526.90

Finding the Fourth Proportional to 109,976,138.10, 164,964,207.15 and 108,275,526.90

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Solution

The fourth proportional to 109,976,138.10, 164,964,207.15 and 108,275,526.90 is: 162,413,290.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,976,138.10 : 164,964,207.15 = 108,275,526.90 : x
  2. Step 2: Convert to fraction form
    109,976,138.10/164,964,207.15 = 108,275,526.90/x
  3. Step 3: Cross multiply
    109,976,138.10x = 164,964,207.15 × 108,275,526.90
  4. Step 4: Simplify right side
    109,976,138.10x = 17,861,586,448,806,998
  5. Step 5: Solve for x
    x = 17,861,586,448,806,998/109,976,138.10
  6. Step 6: Final answer
    x = 162,413,290.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.